<div class="mb-3" style="margin-left: -0.5rem;">
    <select class="form-select" aria-label="Docs Versions" onchange="this.options[this.selectedIndex].value && (window.location = this.options[this.selectedIndex].value);">
        <option value="" selected>v1</option>
        <option value="https://hbs.razonyang.com/v0/">v0</option>
    </select>
</div>
